What is CVE-2026-83844?

CVE-2026-83844 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Windows Paint Remote Code Execution Vulnerability

Which CVE IDs does CVE-2026-83844 cover?

CVE-2026-83844 covers the following CVE IDs: CVE-2026-83844. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-83844?

CVE-2026-83844 has a CVSS v3 base score of 8.1, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-83844?

CVE-2026-83844 affects 1 product, including: Microsoft Paint.

CVE-2026-83844HighCVSS 8.1

Windows Paint Remote Code Execution Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

October 13, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-83844 →

📋 Description

Out-of-bounds read in Windows Paint allows an unauthorized attacker to execute code over a network.

🎯 Affected products1

Microsoft Paint

✅ Remediation

KBStore App (Security Update) — fixed build 11.2605.91.0

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83844
patchhttps://apps.microsoft.com/detail/9pcfs5b6t72h?hl=en-US&gl=US